198770239

素因数分解:

${\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{20477}}^1$

素因数の和:21065

約数の個数: 8

約数和(自身を含む): 210841488

約数和(自身を除く): 12071249

約数列:

[1, 17, 571, 9707, 20477, 348109, 11692367, 198770239]

約数ペア:

[(1, 198770239), (17, 11692367), (571, 348109), (9707, 20477)]